HID 2121BGGMNM 212x iCLASS + Prox Contactless Smart Cards, Composite Polyester/PVC, 16K Bits

The HID 2121BGGMNM 212x iCLASS + Prox Contactless Smart Cards combine 13.56 MHz iCLASS technology with 125 kHz proximity access control. These cards feature composite polyester/PVC construction and offer 16K bits (2K bytes) of memory with two secure application areas.

They come preprogrammed with standard access control applications and support HID or Indala format at 125 kHz. The plain white gloss finish on both sides allows direct image thermal transfer printing, with sequential numbering ink-jetted on the card. The cards meet ISO thickness standards and include anti-counterfeiting features.

The dual-frequency technology supports various uses like physical access control and integration with existing systems. The cards provide mutual authentication, encrypted communication, and 64-bit diversified keys to ensure data security.